Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
27930 Nakamatsu (1997 GN6)
Classification: Main-belt Asteroid          SPK-ID: 2027930
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04654906308217187 8.1888e-08  
a 2.564510981318836 2.4296e-08 au
q 2.445135397874503 2.0107e-07 au
i 6.824315119244383 8.0598e-06 deg
node 212.1263500507719 4.7602e-05 deg
peri 190.1165920575017 9.807e-05 deg
M 15.74178236023825 7.8424e-05 deg
tp 2457334.907123859881
(2015-Nov-08.40712386)
0.00032723 JED
period 1500.048397955713
4.11
2.1317e-05
5.836e-08
d
yr
n .2399922565769299 3.4106e-09 deg/d
Q 2.683886564763169 2.5427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      6830 days (18.70 yr)  
   first obs. used      1997-04-02  
   last obs. used      2015-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5811  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:05:15  

Additional Information
 Earth MOID = 1.45161 au 
 Jupiter MOID = 2.50606 au 
 T_jup = 3.422 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3 mag n/a MPO347730  

27930 Nakamatsu           Discovered 1997 Apr. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kathy Nakamatsu mentored a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors. She teaches at the Saratoga High School, Saratoga, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

[ show close-approach data ]
Alternate Designations
 1997 GN6 = 2001 FU161 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-10 06:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin